Door closer



FIG. 1 is a front perspective view of a door closer showing my newdesign;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines illustrate portions of the environment in which thedoor closer is used and form no part of the claimed design.

CLAIM The ornamental design for a door closer, as shown and described.